html, body {
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    width: 100%;
    height: 100%;
    color: #606266;
    background-color: #e8f7ff;  /*新加的（改背景） */
}

body {
    margin: 0;
}

ul, ol {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

p {
    margin: 0;
}

a {
    text-decoration: none;
    color: #606266;
}
